50x Clear Acrylic Slotted Countersunk Screws M4 x 20 mm, Nuts & Washers
A closer look.
SKU code 769
In stock
Price per packDelivery
Delivery to the USA & Canada, import duties paid by us
Tracked post 5-10 days or express courier 2-4 days. Price at checkout.
Nothing more to pay on delivery. No US sales tax.
Delivery details
UK
- Free delivery Every UK order Free
- Faster options Shown at checkout, before you pay
Also Isle of Man, Jersey and Guernsey, free delivery included.
Europe
- Tracked post 5-10 days at checkout
- Express courier 2-4 days at checkout
Import charges paid by us, at your country's VAT rate - nothing to pay on delivery.
USA & Canada
- Tracked post 5-10 days at checkout
- Express courier 2-4 days at checkout
USA: import duties and tariffs paid by us, no US sales tax. Canada: import duties and customs paid by us.
Rest of the world
- Tracked post or express courier - times shown at checkout
Import charges paid by us. For large or special orders, request a quote.
Times count from dispatch; we dispatch on UK working days. Full delivery page
Check the fit. Technical specification
- Product type
- Countersunk Slotted Bolts
- Size (mm)
- M4 x 20mm
- Thread
- M4
- Material
- Acrylic / Polycarbonate
- Colour
- Clear
- Pack size
- 50
- Diameter
- 4.00 mm
- Length
- 20 mm
- Width
- 4 mm
- Thickness / depth
- 4 mm
- Pitch
- 0.7 mm
Inch values are converted from millimetres. Fractions are approximate, rounded to the nearest 1/16 in. Thread diameter and pitch are not shown as fractions.
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Dimensions & documents
- Product Safety InformationPDF document
- Polycarbonate (PC) — Material DatasheetPDF document
- Polycarbonate (PC) — Screws & Bolts DatasheetPDF document
- Technical drawingDrawing, image
Bolt, nut and washer dimensions
Bolt
Head/Drive Type: Slotted Countersunk Head Bolt, size: M4 x 20, D: 4 mm, Pitch: 0.7 mm, L: 20 mm, HD: 8.22 mm, HH: 2.7 mm
Nut
Material: Polycarbonate, Head/Drive Type: Hexagon Nut, size: M4, N (mm): M4, HN B: 6.89 mm, HN H: 3.05 mm
Washer
Material: Polycarbonate, Head/Drive Type: Flat washer, size: M4, W0 A: 8.82 mm, W0 B: 4.39 mm, W0 T: 0.8 mm
Description
Features
- 50x Bolts, 50x Nuts, 50x Washers. Colour: Clear. Material: Acrylic / PC. Type: Countersunk Slotted Bolts. Length: 20mm. Diameter: 4mm. Pitch: 0.7mm. Head diameter: 8.2mm. Head height: 2.7mm. SKU: 769.
- The clear acrylic / PC material offers glass-like clarity for sign mounting and fixing.
- Polycarbonate has moderate chemical resistance to mild acids, alcohols and oils, but strong acids, alkalis and some organic solvents can cause damage.
- Acrylic is a strong, tough and durable material with good impact strength and low weight.
- Designed with a slotted drive for fitting with a flathead screwdriver. Also known as slotted flat head screws, countersunk machine screws.
Product Summary
Clear plastic acrylic / PC slotted countersunk bolts, nuts and washers are supplied as 50 of each. The bolts are M4 x 20 mm with a 0.7 mm thread pitch. They can be used for sign mounting and fixing. The countersunk head gives a flush finish in a matching countersunk hole, and the slotted drive is fitted with a flat-blade screwdriver. Acrylic and polycarbonate are similar thermoplastics often used interchangeably. Acrylic gives good strength and UV resistance; polycarbonate gives higher impact and heat resistance.
Feedback from our customers
Every rating 4 or 5 starsAcross 1,797 reviews
Perfect quality nylon bolts that fixed an unfixable situation! Speedy delivery!
very quick delivery and excellent product, better than expected !!
these are very good quality and I have placed many repeat orders.
Well packed and prompt order processing, product is as advertised
The residents at the Veterans Home loved taking these apart and putting them back together. I bought more for them.
Very happy with the quality of the item and the speedy delivery
Smooth fitting and easy to cut for shorter lengths if required.
good quality, item as described , arrived imperfect condition.
Quick delivery, but had to use super glue to stick as the adhesive was not strong enough, but otherwise, great product.
Better than expected. Very well packaged (inside and out)
Great product! Adhesiveness is super strong and durable.
Arrived sooner than promised and was well packaged.
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